Welding jig for seat frame of seat

Abstract

The utility model relates to a seat frame welding jig which comprises a welding bottom plate and a frame to be welded, a plurality of supporting blocks and a plurality of supporting clamping plates are further fixedly installed on the welding bottom plate, and the supporting blocks comprise two opposite-angle supporting blocks, two opposite-side supporting blocks, a pair of inclined-top supporting blocks, a pair of wide-groove supporting blocks and a plurality of short-groove supporting blocks. The supporting clamping plates comprise a pair of inverted-L-shaped supporting clamping plates and two pairs of side supporting clamping plates. Through the combination of the supporting blocks and the supporting clamping plates which are different in size and type, the supporting blocks comprise the two diagonal supporting blocks, the two side supporting blocks, the pair of inclined top supporting blocks, the pair of wide-groove supporting blocks and the plurality of short-groove supporting blocks; the supporting clamping plates comprise the pair of inverted-L-shaped supporting clamping plates and the two pairs of side supporting clamping plates, so that during welding of the seat frame of the seat, rapid and full-automatic welding can be carried out only by embedding all parts into grooves of various supporting blocks of different types, in this way, the welding accuracy and stability are guaranteed, and the working efficiency of workers is improved.

Description

Technical Field

[0001] The utility model relates to the field of welding jigs, in particular to a welding jig for a seat frame of a seat. Background Technique

[0002] When using an automatic welding device such as a robotic arm to weld a multi-component combined structure such as a seat frame or a backrest frame, it is often necessary to first place each component on a welding jig for fixation. However, the existing welding jigs are not only complex in structure but also poor in pertinence, and it is difficult to be applicable to the welding of a seat frame of a seat. Content of the Utility Model

[0003] The purpose of the utility model is to provide a welding jig for a seat frame of a seat to solve the problems put forward in the above background technique.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A welding jig for a seat frame of a seat, comprising a welding bottom plate and a frame to be welded. A plurality of support blocks and a plurality of support clamping plates are fixedly installed on the welding bottom plate. The support blocks include two diagonal support blocks, two pairs of side support blocks, a pair of inclined top support blocks, a pair of wide groove support blocks and a plurality of low groove support blocks. The support clamping plates include a pair of inverted L-shaped support clamping plates and two pairs of side support clamping plates. The frame to be welded includes a pair of long side plates arranged in parallel with each other, a narrow side plate, an angled side plate and a connecting assembly. The narrow side plate is arranged at one end of the side between the pair of long side plates, the angled side plate is arranged on the side away from the narrow side plate between the pair of long side plates. The connecting assembly includes a pair of elevated plates, a central plate, a connecting plate, a horizontal connecting plate and a pair of vertical connecting plates. The two elevated plates are respectively and symmetrically arranged on the top surfaces of the two long side plates and close to the angled side plate. The central plate is arranged between the two long side plates. One end of the connecting plate is docked with the central plate and the other end is docked with the narrow side plate. The two horizontal connecting plates are arranged on the top surface of the central plate. The two vertical connecting plates are respectively arranged on both sides of the vertical side wall of the narrow side plate away from the angled side plate. A plurality of low groove support blocks are fixedly installed at the positions of the long side plates, the narrow side plate, the angled side plate and the connecting plate on the welding bottom plate. The bottom surfaces of the long side plates, the narrow side plate, the angled side plate and the connecting plate are all arranged on the top surfaces of the low groove support blocks. A pair of wide groove support blocks are fixedly installed at the position of the central plate on the welding bottom plate. The bottom surface of the central plate is arranged on the top surface of the wide groove support blocks. Side support blocks are fixedly installed at the positions of the elevated plates on the welding bottom plate. The inner side walls of the side support blocks are closely attached to the outer side walls of the elevated plates. An inverted L-shaped support clamping plate is arranged at the position of the horizontal connecting plate on the welding bottom plate. Side support clamping plates are arranged at the positions of the vertical connecting plates on the welding bottom plate.

[0005] Preferably, the elevated board is trapezoidal. The bottom end of the elevated board is arranged on the long side plate, and there is a side support block on each side of the welding bottom plate located at both sides of each elevated board. In this way, the elevated board can be more stably supported by the side support blocks and kept vertical.

[0006] Preferably, the elevated board is a right trapezoid. The hypotenuse of the elevated board extends to the position of the center board. An inclined support board is also formed at the position of the elevated board close to the center board. One end of the inclined support board is formed on the elevated board and the other end is arranged on the top surface of the center board.

[0007] Preferably, an inclined top support block is fixedly installed directly below the middle of the inclined support board on the top surface of the welding bottom plate. The top of the inclined top support block is sloped and fits with the bottom surface of the inclined support board. A stop block is also formed at the end of the inclined slope of the inclined top support block. In this way, the elevated board can be more stably supported by the inclined top support block and the stop block is used to prevent the elevated board from tipping over during welding.

[0008] Preferably, grooves are formed at the tops of the wide groove support block and the low groove support block. The heights of the wide groove support block and the ordinary support block and the depth of the groove are the same. The width of the groove of the wide groove support block fits with the width of the center board, and the width of the groove of the low groove support block fits with the widths of the long side plate, the narrow side plate, the bevel side plate and the connecting plate.

[0009] Preferably, the angle support blocks are arranged at the positions on the top surface of the welding bottom plate at both ends of the narrow side plate. In this way, it is more convenient to position the narrow side plate, so that both ends of the narrow side plate are limited by the angle support blocks.

[0010] Preferably, the inverted L-shaped support clamping plate includes a lower support plate and an upper support plate. The upper support plate is fixedly installed on the upper part of the lower support plate, and a connection hole is formed on the outer side wall of the upper support plate. A through hole is provided at the position corresponding to the connection hole on the horizontal connection plate. The bottom of the horizontal connection plate is arranged on the top surface of the center board, and the upper part of the horizontal connection plate is clamped on the outer side wall of the upper support plate.

[0011] Preferably, the bottom of the vertical connection plate is arranged on the vertical side wall of the narrow side plate away from the bevel side plate, and the vertical connection plate is clamped on the outer side wall of the side support plate.

[0012] The purpose of the present utility model is to overcome the deficiencies of the prior art, and a welding jig for a seat frame is designed. It is designed for each part of the seat frame. Through the combination of support blocks and support clamping plates of different sizes and types, the support blocks include two diagonal support blocks, two pairs of side support blocks, a pair of inclined top support blocks, a pair of wide groove support blocks and multiple low groove support blocks, and the support clamping plates include a pair of inverted L-shaped support clamping plates and two pairs of side support clamping plates. When welding the seat frame, only by embedding each part into the grooves of various types of support blocks can rapid and fully automatic welding be carried out. This not only ensures the accuracy and stability of welding, but also improves the work efficiency of workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic structural diagram of the present utility model.

[0014] In the figure: 1, welding bottom plate; 2, corner support block; 3, side support block; 4, inclined top support block; 5, wide groove support block; 6, low groove support block; 7, inverted L-shaped support clamping plate; 8, side support clamping plate; 9, long side plate; 10, narrow side plate; 11, beveled side plate; 12, high plate; 13, center plate; 14, connecting plate; 15, horizontal connecting plate; 16, vertical connecting plate; 17, diagonal brace plate; 18, stop block. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0016] Please refer to Figure 1, A welding jig for a seat frame, comprising a welding base plate 1 and a frame to be welded. A plurality of support blocks and a plurality of support clamping plates are fixedly installed on the welding base plate 1. The support blocks include two diagonal support blocks 2, two pairs of side support blocks 3, a pair of inclined top support blocks 4, a pair of wide groove support blocks 5 and a plurality of low groove support blocks 6. The support clamping plates include a pair of inverted L-shaped support clamping plates 7 and two pairs of side support clamping plates 8. The frame to be welded includes a pair of long side plates 9 arranged in parallel, a narrow side plate 10, an angled side plate 11 and a connecting assembly. The narrow side plate 10 is arranged at one end of the side between the pair of long side plates 9. The angled side plate 11 is arranged on the side away from the narrow side plate 10 between the pair of long side plates 9. The connecting assembly includes a pair of elevated plates 12, a central plate 13, a connecting plate 14, a horizontal connecting plate 15 and a pair of vertical connecting plates 16. The two elevated plates 12 are respectively and symmetrically arranged on the top surfaces of the two long side plates 9 and close to the angled side plate 11. The central plate 13 is arranged between the two long side plates 9. One end of the connecting plate 14 is butted against the central plate 13 and the other end is butted against the narrow side plate 10. The two horizontal connecting plates 15 are arranged on the top surface of the central plate 13. The two vertical connecting plates 16 are respectively arranged on both sides of the vertical side wall of the narrow side plate 10 away from the angled side plate 11. A number of low groove support blocks 6 are fixedly installed at the positions of the welding base plate 1 corresponding to the long side plates 9, the narrow side plate 10, the angled side plate 11 and the connecting plate 14. The bottom surfaces of the long side plates 9, the narrow side plate 10, the angled side plate 11 and the connecting plate 14 are all arranged on the top surfaces of the low groove support blocks 6. A pair of wide groove support blocks 5 are also fixedly installed at the position of the welding base plate 1 corresponding to the central plate 13. The bottom surface of the central plate 13 is arranged on the top surface of the wide groove support blocks 5. Side support blocks 3 are fixedly installed at the positions of the welding base plate 1 corresponding to the elevated plates 12. The inner side walls of the side support blocks 3 are closely attached to the outer side walls of the elevated plates 12. An inverted L-shaped support clamping plate 7 is arranged at the position of the welding base plate 1 corresponding to the horizontal connecting plate 15. Side support clamping plates 8 are arranged at the positions of the welding base plate 1 corresponding to the vertical connecting plates 16.

[0017] The elevated plate 12 is trapezoidal. The bottom end of the elevated plate 12 is arranged on the long side plate 9. There is one side support block 3 on each side of the welding base plate 1 corresponding to each elevated plate 12.

[0018] The elevated plate 12 is a right trapezoid. The hypotenuse of the elevated plate 12 extends to the position of the central plate 13. An inclined support plate 17 is also formed at the position of the elevated plate 12 close to the central plate 13. One end of the inclined support plate 17 is formed on the elevated plate 12 and the other end is arranged on the top surface of the central plate 13.

[0019] An inclined top support block 4 is also fixedly installed on the top surface of the welding base plate 1 directly below the middle of the inclined support plate 17. The top of the inclined top support block 4 is sloped and fits with the bottom surface of the inclined support plate 17. A stop block 18 is also formed at the end of the inclined top support block 4 located on the slope.

[0020] The tops of the wide groove support block 5 and the low groove support block 6 are both provided with grooves. The heights of the wide groove support block 5 and the ordinary support block and the depths of the grooves are the same. The width of the groove of the wide groove support block 5 fits the width of the center plate 13, and the width of the groove of the low groove support block 6 fits the widths of the long side plate 9, the narrow side plate 10, the bevel side plate 11 and the connecting plate.

[0021] The angle support blocks 2 are arranged at the positions on the top surface of the welding bottom plate 1 at both ends of the narrow side plate 10.

[0022] The inverted L-shaped support clamping plate 7 includes a lower support plate and an upper support plate. The upper support plate is fixedly installed on the upper part of the lower support plate, and a connection hole is formed on the outer side wall of the upper support plate. The horizontal connecting plate 15 is provided with a through hole at a position corresponding to the connection hole. The bottom of the horizontal connecting plate 15 is arranged on the top surface of the center plate 13, and the upper part of the horizontal connecting plate 15 is clamped on the outer side wall of the upper support plate.

[0023] The bottom of the vertical connecting plate 16 is arranged on the vertical side wall of the narrow side plate 10 away from the bevel side plate 11, and the vertical connecting plate 16 is clamped on the outer side wall of the side support plate.

[0024] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front part", "center", "both ends", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so it cannot be understood as a limitation to the present invention.

[0025] In the present invention, unless otherwise clearly defined and limited, the terms "installation", "setting", "connection", "fixation", "swivel connection", etc. should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. It can be the communication inside two elements or the interaction relationship between two elements. Unless otherwise clearly limited, for those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0026] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A welding jig for a seat frame, comprising a welding base plate and a frame to be welded, characterized in that: A plurality of support blocks and a plurality of support clamping plates are also fixedly installed on the welding base plate. The support blocks include two diagonal support blocks, two pairs of side support blocks, a pair of inclined top support blocks, a pair of wide groove support blocks, and a plurality of low groove support blocks. The support clamping plates include a pair of inverted L-shaped support clamping plates and two pairs of side support clamping plates. The frame to be welded includes a pair of long side plates arranged in parallel, a narrow side plate, an angled side plate, and a connecting assembly. The narrow side plate is arranged at one end of the side between the pair of long side plates, and the angled side plate is arranged on the side away from the narrow side plate between the pair of long side plates. The connecting assembly includes a pair of high plates, a center plate, a connecting plate, a horizontal connecting plate, and a pair of vertical connecting plates. The two high plates are respectively and symmetrically arranged on the top surfaces of the two long side plates and close to the angled side plate. The center plate is arranged between the two long side plates. One end of the connecting plate is butted with the center plate and the other end is butted with the narrow side plate. The two horizontal connecting plates are arranged on the top surface of the center plate. The two vertical connecting plates are respectively arranged on both sides of the vertical side wall of the narrow side plate away from the angled side plate. A plurality of low groove support blocks are fixedly installed at the positions of the welding base plate corresponding to the long side plates, the narrow side plate, the angled side plate, and the connecting plate. The bottom surfaces of the long side plates, the narrow side plate, the angled side plate, and the connecting plate are all arranged on the top surfaces of the low groove support blocks. A pair of wide groove support blocks are also fixedly installed at the position of the welding base plate corresponding to the center plate. The bottom surface of the center plate is arranged on the top surface of the wide groove support blocks. Side support blocks are fixedly installed at the positions of the welding base plate corresponding to the high plates. The inner side walls of the side support blocks are closely attached to the outer side walls of the high plates. An inverted L-shaped support clamping plate is arranged at the position of the welding base plate corresponding to the horizontal connecting plate. Side support clamping plates are arranged at the positions of the welding base plate corresponding to the vertical connecting plates.

2. The welding jig for the seat frame of the seat according to claim 1, characterized in that: The high plate is trapezoidal. The bottom end of the high plate is arranged on the long side plate. There is a side support block on each side of the welding base plate corresponding to each high plate.

3. A welding jig for a seat frame according to claim 2, characterized in that: The high plate is a right trapezoid. The hypotenuse of the high plate extends to the position of the center plate. An inclined support plate is also formed at the position of the high plate close to the center plate. One end of the inclined support plate is formed on the high plate and the other end is arranged on the top surface of the center plate.

4. A welding jig for a seat frame according to claim 3, characterized in that: An inclined top support block is also fixedly installed on the top surface of the welding base plate directly below the middle of the inclined support plate. The top of the inclined top support block is sloped and fits with the bottom surface of the inclined support plate. A stop block is also formed at the end of the inclined slope of the inclined top support block.

5. A welding jig for a seat frame according to claim 1, characterized in that: Grooves are opened at the tops of the wide groove support blocks and the low groove support blocks. The heights of the wide groove support blocks and the ordinary support blocks and the depths of the grooves are the same. The width of the groove of the wide groove support block fits with the width of the center plate. The width of the groove of the low groove support block fits with the widths of the long side plates, the narrow side plate, the angled side plate, and the connecting plate.

6. The welding jig for the seat frame of a seat according to claim 1, characterized in that: Corner support blocks are arranged at the positions on the top surface of the welding base plate corresponding to the two ends of the narrow side plate.

7. A welding jig for a seat frame of a seat according to claim 1, characterized in that: The inverted L-shaped support splint includes a lower support plate and an upper support plate. The upper support plate is fixedly installed on the upper part of the lower support plate, and a connection hole is formed on the outer side wall of the upper support plate. The horizontal connection plate is provided with a through hole at a position corresponding to the connection hole. The bottom of the horizontal connection plate is arranged on the top surface of the central plate, and the upper part of the horizontal connection plate is clamped on the outer side wall of the upper support plate.

8. A welding jig for a seat frame according to claim 1, characterized in that: The bottom of the vertical connection plate is arranged on the vertical side wall of the narrow side plate away from the inclined side plate, and the vertical connection plate is clamped on the outer side wall of the side support plate.

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